petsc-3.3-p7 2013-05-11

SNESGetFunction

Returns the vector where the function is stored.

Synopsis

#include "petscsnes.h"  
#include "petscdmshell.h" 
#include "petscsys.h" 
PetscErrorCode  SNESGetFunction(SNES snes,Vec *r,PetscErrorCode (**func)(SNES,Vec,Vec,void*),void **ctx)

Not Collective, but Vec is parallel if SNES is parallel. Collective if Vec is requested, but has not been created yet.

Input Parameter

snes - the SNES context

Output Parameter

	r	- the function (or PETSC_NULL)
	func	- the function (or PETSC_NULL)
	ctx	- the function context (or PETSC_NULL)

Keywords

SNES, nonlinear, get, function

Examples